<template>
  <div>
    <div class="header">
      <el-form :model="searchForm" inline>
        <el-form-item label="用户名称">
          <el-input placeholder="请输入用户名称进行查询" v-model="searchForm.account"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button @click="handleSearch">查询</el-button>
        </el-form-item>
      </el-form>
      <el-button @click="showAddAcount">新增</el-button>
    </div>
    <el-table :data="tableData" style="width: 100%">
      <el-table-column prop="account" label="用户名" />
      <el-table-column prop="level" label="等级" />
      <el-table-column label="操作">
        <template #default="{ row }">
          <el-button size="small" @click="updateAccount(row)">编辑</el-button>
          <el-button size="small" type="danger" @click="deleteAccount(row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 新增/修改弹框 -->
    <el-dialog v-model="dialogVisible" :title="dialogTitle" @close="resetAccountDialog">
      <el-form :model="accountForm" label-width="120px">
        <el-form-item label="用户名称">
          <el-input placeholder="请输入用户名称" v-model="accountForm.account"></el-input>
        </el-form-item>
        <el-form-item label="等级">
          <el-input placeholder="请输入用户等级" v-model.number="accountForm.level"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="resetAccountDialog">取消</el-button>
          <!--添加  -->
          <el-button type="primary" @click="addAccount" v-if="dialogType === dialogTypeMap.add">确认</el-button>
          <!-- 修改 -->
          <el-button type="primary" @click="updateAccountHandle" v-else>确认</el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>



<script setup>
import { ref, computed, getCurrentInstance } from 'vue';

import { getDataApi, addAccountApi, deleteAccountApi, updateAccountApi } from '../utils/mockServer/db'


// 常量定义
const DEFAULTLEVEL = 1
const DIALOGTITLEMAP = {
  0: '新增',
  1: '修改'
}
const { proxy: _this } = getCurrentInstance()

// 列表数据
const tableData = ref([])
// 搜索表单
const searchForm = ref({
  account: ''
})
// 新增/修改时的表单
const accountForm = ref({
  account: '',
  level: DEFAULTLEVEL,
  id: 0
})
// 新增/修改弹框
const dialogVisible = ref(false)
// 弹框类型Map
const dialogTypeMap = ref({
  add: 0,
  modify: 1
})
// 弹框类型Map
const dialogType = ref(dialogTypeMap.value.add)
// 弹框标语
const dialogTitle = computed(() => {
  return DIALOGTITLEMAP[dialogType]
})

// 请求全部数据
const getData = (account) => {
  tableData.value = getDataApi({ account })
}

getData()

// 搜索操作
const handleSearch = () => {
  getData(searchForm.value.account)
}

const showAddAcount = () => {
  // 显示弹框，并切换弹框类型为新增
  dialogVisible.value = true
  dialogType.value = dialogTypeMap.value.add
}

const addAccount = () => {
  // 获得弹框中的数据
  const { account, level } = accountForm.value
  const accountObj = {
    account,
    level
  }
  // 调用接口
  addAccountApi(accountObj)
  _this.$message({
    type: 'success',
    message: '添加成功',
  })

  getData()
  resetAccountDialog()
}

const updateAccount = (row) => {
  // 展示弹框并切换弹框内容
  dialogVisible.value = true
  dialogType.value = dialogTypeMap.value.modify

  // 将要修改的内容显示到输入框中
  const { account, level, id } = row
  accountForm.value.account = account
  accountForm.value.level = level
  accountForm.value.id = id

}

const updateAccountHandle = () => {
  updateAccountApi(accountForm.value)

  _this.$message({
    type: 'success',
    message: '更新成功',
  })

  getData()
  resetAccountDialog()
}

const deleteAccount = (row) => {
  _this.$confirm('是否要删除该账号', '警告',
    {
      confirmButtonText: '确认',
      cancelButtonText: '取消',
      type: 'warning',
    }
  )
    .then(() => {
      deleteAccountApi(row)
      _this.$message({
        type: 'success',
        message: '删除成功',
      })
      getData()
    }, () => {
      _this.$message({
        type: 'info',
        message: '取消删除',
      })
    })
}

// 复位弹框状态以及弹框内form表单状态
const resetAccountDialog = () => {

  dialogVisible.value = false
  accountForm.value.account = ''
  accountForm.value.level = DEFAULTLEVEL
}
</script>

<style scoped>
.header {
  display: flex;
  justify-content: space-between;
}
</style>